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vendor/sonata-project/admin-bundle/Admin/ParentAdminInterface.php

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+<?php
+
+/*
+ * This file is part of the Sonata Project package.
+ *
+ * (c) Thomas Rabaix <thomas.rabaix@sonata-project.org>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Sonata\AdminBundle\Admin;
+
+/**
+ * This interface can be used to implement an admin that can have children
+ * admins, meaning admin that correspond to objects with a relationship with
+ * the object managed by this admin.
+ *
+ * @author Thomas Rabaix <thomas.rabaix@sonata-project.org>
+ */
+interface ParentAdminInterface
+{
+    /**
+     * add an Admin child to the current one.
+     *
+     * @param AdminInterface $child
+     */
+    public function addChild(AdminInterface $child);
+
+    /**
+     * Returns true or false if an Admin child exists for the given $code.
+     *
+     * @param string $code Admin code
+     *
+     * @return bool True if child exist, false otherwise
+     */
+    public function hasChild($code);
+
+    /**
+     * Returns an collection of admin children.
+     *
+     * @return array list of Admin children
+     */
+    public function getChildren();
+
+    /**
+     * Returns an admin child with the given $code.
+     *
+     * @param string $code
+     *
+     * @return AdminInterface|null
+     */
+    public function getChild($code);
+}